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II. BLE-STACK (Support for CC2540/CC2541)

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Latest version
Release date: 03 May 2021

Windows Installer for Simplelink BLE 1 x SDK

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Low-power 2.4-GHz products
CC2540 Bluetooth® Low Energy wireless MCU with USB CC2541 Bluetooth® Low Energy and proprietary wireless MCU


Archive Installers for Simplelink BLE 1 x SDK

Release Information

Texas Instruments' Bluetooth® Low Energy BLE-Stack™ 1.5.2 software development kit (SDK) for the CC2540 and CC2541 wireless MCUs provides a Bluetooth 5.0 qualified software protocol stack that includes all necessary software to get started on the development of single-mode and network processor Bluetooth Low Energy applications. The BLE-Stack 1.5.2 SDK is available royalty-free to customers using TI’s CC2540/41 Bluetooth Low Energy system-on-chip (SoC) family and supports development kits such as the CC2541 mini development kit and CC2540 evaluation module kit. Application development with this SDK is enabled by IAR Embedded Workbench for 8051.

BLE-Stack 1.5.2 is a maintenance update to the previous BLE-STACK 1.5.1 software and contains one bug fix.

What's new

  • Fixed an issue with the pairing process. An initiator will now reject a confirmation value identical to its local confirm value (BLESTACK-5453).